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When the user comes back onto campus and logs in to the network, not using the vpn, his laptop gets a new ip from our dhcp server. The problem is the dns HOST A record that the client registered while using the vpn doesn't get updated because our dhcp server doesn't own that record.
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We have a problem with clients (winXP) connecting with the ssl-vpn and registering the vpn supplied ip into dns. When they login onsite, their host a record does NOT get updated. It stays at the ip given to to the ssl-vpn. Our internal dhcp server registers all dns records using a service account. This account doesn't have authority to modify the host a record created by the client. Can we use our dhcp server to issue ip addresses, instead of the dhcp in the PAN? If not, what are our options? We configured the dns/dhcp this way a couple years ago to fix issues with stale records and it has worked flawlessly until now. The PAN replaced checkpoint firewall / vpn that did allow our dhcp server to dish out IPs.
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